One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The first opportunity to plant thyme in San Carlos can be determined by looking at the USDA zone info.

Planting Calendar for Thyme

Frost tolerance for thyme:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant thyme earlier in the year because they are one of those plants that can tolerate quite a bit of cold weather.

The earliest that you can plant thyme in San Carlos is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant thyme and expect a good harvest is probably October. You probably don't want to wait any later than that or else your thyme may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your thyme indoors.

Last Frost Date

The average date of last frost is January 31 in San Carlos. In the coldest months of winter you should expect an average low temperature of 30°F.

Since the USDA zone info for San Carlos is an average the actual date of last frost is different every year. Half of the time in San Carlos you get surprised by a frost after January 31 so always be ready to protect your thyme in the event of one of those late frosts.

USDA Zone Info for San Carlos

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in San Carlos

You may be interested in your other planting guides for San Carlos.